Data Scientist

Job Description

Visa’s Post Purchase organization is building AI-driven decision intelligence across dispute resolution and recovery products, including RDR, CDRN, VDRN, and Recover. We are seeking a Staff Data Scientist to lead high-impact machine learning initiatives that improve automation, recovery outcomes, and client experience at global scale.

This is a Staff-level individual contributor role for someone who thrives in ambiguity, owns complex problem spaces, and drives solutions from concept through production with measurable business impact.

• Define and lead high-impact ML initiatives across dispute decisioning, merchant matching, and recovery prediction
• Own end-to-end ML lifecycle, including problem framing, feature engineering, model development, deployment, and monitoring
• Build and product ionize scalable models using large-scale transaction and dispute datasets
• Partner closely with Product, Engineering, and Data Engineering to translate business needs into data-driven solutions
• Drive adoption of ML solutions through explainability, performance measurement, and stakeholder alignment
• Develop experimentation frameworks to evaluate and continuously improve model performance
• Design and implement GenAI/LLM-based solutions for explainability, workflow automation, and decision support
• Influence product strategy by identifying opportunities to improve automation, efficiency, and customer outcomes
• Mentor junior team members and contribute to best practices across the data science organization

Visa requires employees to work in the office three days per week. Specific expectations will be confirmed by the Hiring Manager.

• 5+ years of relevant work experience with a Bachelor’s Degree or at least 2 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD) or 0 years of work experience with a PhD, OR 8+ years of relevant work experience
• Experience with digital fluency, including the ability to work with emerging technologies such as Generative AI tools (e.g. ChatGPT, Microsoft Copilot) to support everyday work

• 6+ years of experience with a Bachelor’s degree or 4+ years with an Advanced degree or up to 3 years with a PhD
• Advanced degree (MS or PhD) in AI, Computer Science, Statistics, Operations Research, or a related quantitative field
• Experience applying data science or analytics solutions to solve complex business problems with measurable outcomes
• Proven track record of commercializing analytical or ML solutions in production environments
• Strong experience managing or leading end-to-end projects across cross-functional teams
• Agile experience and ability to manage evolving priorities in dynamic environments
• Experience working with large-scale datasets and building scalable models
• Experience with distributed data processing frameworks (e.g. Hadoop, Hive, Spark)
• Proficiency in programming languages such as Python or R, along with SQL
• Experience with version control tools such as git or Git Hub
• Hands‑on experience applying machine learning and predictive modeling techniques to business problems
• Experience in data science, data engineering, or analytics roles in large‑scale environments
• Experience in payments, fraud, risk, disputes, fintech, or transaction‑heavy domains
• Experience working in global organizations with distributed stakeholders
• Proven ability to lead projects, influence teams, and provide technical thought leadership

• Ownership of high-impact, ambiguous problem spaces across Visa’s Post Purchase ecosystem
• Direct influence on ML-driven decision intelligence and product strategy
• Opportunity to build scalable systems that improve recovery outcomes, automation, and client experience
• Work at the intersection of AI/ML, product, and platform at global scale

The estimated salary range for this position is $ to $ USD per year, which may include potential sales incentive payments (if applicable). Salary may vary depending on job‑related factors which may include knowledge, skills, experience, and location. This position may also be eligible for bonus and equity. Visa has a…